Electrical engineering

Physics

Permittivity

Crystallization

Fluoride

Dielectric permittivity

Engineering physics

Energy storage

Engineering

Dielectric

Voltage

Composite material

Power (physics)

Inorganic chemistry

Chemistry

Materials science

Energy density

Constant voltage

Chemical engineering

Optoelectronics

Polymer

Microstructure

Thermodynamics

Journal of Materials Chemistry A

The stretched PVDF films exhibit a substantial and concurrent increase in both permittivity and breakdown strength. The microstructure–property relationship is investigated to provide guidance in PVDF polymers for high-energy storage applications.

Ultrahigh energy density of poly(vinylidene fluoride) from synergistically improved dielectric constant and withstand voltage by tuning the crystallization behavior